Submission #221437

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
221437	2020-04-10 05:37:54	bensonlzl	전압 (JOI14_voltage)	C++14	100 / 100	160 ms	19192 KiB

voltage

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#include <bits/stdc++.h>
using namespace std;
typedef pair<int,int> pi;
vector<pi> AdjList[100005];
int colour[100005], visit[100005], depth[100005];
int badup[100005], goodup[100005];
int badlow[100005], goodlow[100005];
int badlep[100005], goodlep[100005];
int baduep[100005], gooduep[100005];
int par[100005];
int N, M, A, B;
int total_bad = 0;
int usable = 0;
void dfs(int x, int p){
  par[x] = p;
  //cout << x << ' ' << p << '\n';
  visit[x] = 1;
  for (auto it : AdjList[x]){
    int v = it.first, e = it.second;
    if (e == p) continue;
    if (visit[v]){
      if (depth[x] > depth[v]){
        if (colour[x] == colour[v]){
          badlep[x]++;
          badup[x]++;
          baduep[v]++;
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 35 / 35
• Subtask 4: 45 / 45